I knew that this week's soup recipe would have to be tomato. Not because I was in the mood, but because I realized the end of tomato season is quickly approaching. I make tomato soup often during winter and simply use canned tomatoes. However when it's early fall and the tomatoes are still bountiful, it's nice to make a puree with fresh tomatoes. Roasting the tomatoes first releases their juices and enhances their natural flavor, and this soup ...